was getting系动词get表示一个状态变化,如果天已经黑下来了,直接说:It was dark.
are to watch根据后面使用的助动词are,前句中是一般将来时be to do
have been to表示“去过”,现在又回到本地了.
was getting系动词get表示一个状态变化,如果天已经黑下来了,直接说:It was dark.
are to watch根据后面使用的助动词are,前句中是一般将来时be to do
have been to表示“去过”,现在又回到本地了.